586 lines
15 KiB
JavaScript
586 lines
15 KiB
JavaScript
/**
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* Created by PanJiaChen on 16/11/18.
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*/
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import Big from 'big.js'
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/**
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* Parse the time to string
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* @param {(Object|string|number)} time
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* @param {string} cFormat
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* @returns {string | null}
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*/
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export function parseTime (time, cFormat) {
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if (arguments.length === 0 || !time) {
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return null
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}
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const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
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let date
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if (typeof time === 'object') {
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date = time
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} else {
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if ((typeof time === 'string')) {
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if ((/^[0-9]+$/.test(time))) {
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// support "1548221490638"
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time = parseInt(time)
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} else {
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// support safari
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// https://stackoverflow.com/questions/4310953/invalid-date-in-safari
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time = time.replace(/-/gm, '/')
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}
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}
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if ((typeof time === 'number') && (time.toString().length === 10)) {
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time = time * 1000
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}
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date = new Date(time)
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}
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const formatObj = {
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y: date.getFullYear(),
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m: date.getMonth() + 1,
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d: date.getDate(),
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h: date.getHours(),
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i: date.getMinutes(),
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s: date.getSeconds(),
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a: date.getDay()
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}
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// eslint-disable-next-line no-unused-vars
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const timeStr = format.replace(/{([ymdhisa])+}/g, (result, key) => {
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const value = formatObj[key]
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// Note: getDay() returns 0 on Sunday
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if (key === 'a') {
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return ['日', '一', '二', '三', '四', '五', '六'][value]
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}
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return value.toString().padStart(2, '0')
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})
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return timeStr
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}
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/**
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* @param {number} time
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* @param {string} option
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* @returns {string}
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*/
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export function formatTime (time, option) {
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if (('' + time).length === 10) {
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time = parseInt(time) * 1000
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} else {
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time = +time
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}
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const d = new Date(time)
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const now = Date.now()
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const diff = (now - d) / 1000
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if (diff < 30) {
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return '刚刚'
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} else if (diff < 3600) {
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// less 1 hour
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return Math.ceil(diff / 60) + '分钟前'
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} else if (diff < 3600 * 24) {
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return Math.ceil(diff / 3600) + '小时前'
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} else if (diff < 3600 * 24 * 2) {
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return '1天前'
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}
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if (option) {
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return parseTime(time, option)
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} else {
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return (
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d.getMonth() +
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1 +
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'月' +
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d.getDate() +
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'日' +
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d.getHours() +
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'时' +
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d.getMinutes() +
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'分'
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)
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}
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}
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/**
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* @param {string} url
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* @returns {Object}
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*/
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export function getQueryObject (url) {
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url = url == null ? window.location.href : url
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const search = url.substring(url.lastIndexOf('?') + 1)
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const obj = {}
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const reg = /([^?&=]+)=([^?&=]*)/g
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search.replace(reg, (rs, $1, $2) => {
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const name = decodeURIComponent($1)
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let val = decodeURIComponent($2)
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val = String(val)
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obj[name] = val
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return rs
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})
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return obj
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}
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/**
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* @param {string} str value
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* @returns {number} output value
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*/
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export function byteLength (str) {
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// returns the byte length of an utf8 string
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let s = str.length
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for (let i = str.length - 1; i >= 0; i--) {
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const code = str.charCodeAt(i)
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if (code > 0x7f && code <= 0x7ff) s++
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else if (code > 0x7ff && code <= 0xffff) s += 2
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if (code >= 0xDC00 && code <= 0xDFFF) i--
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}
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return s
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}
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/**
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* @param {Array} actual
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* @returns {Array}
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*/
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export function cleanArray (actual) {
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const newArray = []
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for (let i = 0; i < actual.length; i++) {
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if (actual[i]) {
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newArray.push(actual[i])
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}
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}
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return newArray
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}
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/**
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* @param {Object} json
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* @returns {Array}
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*/
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export function param (json) {
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if (!json) return ''
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return cleanArray(
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Object.keys(json).map(key => {
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if (json[key] === undefined) return ''
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return encodeURIComponent(key) + '=' + encodeURIComponent(json[key])
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})
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).join('&')
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}
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/**
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* @param {string} url
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* @returns {Object}
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*/
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export function param2Obj (url) {
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const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
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if (!search) {
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return {}
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}
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const obj = {}
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const searchArr = search.split('&')
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searchArr.forEach(v => {
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const index = v.indexOf('=')
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if (index !== -1) {
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const name = v.substring(0, index)
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const val = v.substring(index + 1, v.length)
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obj[name] = val
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}
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})
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return obj
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}
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/**
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* @param {string} val
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* @returns {string}
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*/
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export function html2Text (val) {
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const div = document.createElement('div')
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div.innerHTML = val
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return div.textContent || div.innerText
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}
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/**
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* Merges two objects, giving the last one precedence
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* @param {Object} target
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* @param {(Object|Array)} source
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* @returns {Object}
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*/
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export function objectMerge (target, source) {
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if (typeof target !== 'object') {
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target = {}
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}
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if (Array.isArray(source)) {
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return source.slice()
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}
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Object.keys(source).forEach(property => {
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const sourceProperty = source[property]
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if (typeof sourceProperty === 'object') {
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target[property] = objectMerge(target[property], sourceProperty)
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} else {
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target[property] = sourceProperty
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}
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})
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return target
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}
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/**
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* @param {HTMLElement} element
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* @param {string} className
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*/
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export function toggleClass (element, className) {
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if (!element || !className) {
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return
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}
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let classString = element.className
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const nameIndex = classString.indexOf(className)
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if (nameIndex === -1) {
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classString += '' + className
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} else {
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classString =
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classString.substr(0, nameIndex) +
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classString.substr(nameIndex + className.length)
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}
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element.className = classString
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}
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/**
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* @param {string} type
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* @returns {Date}
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*/
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export function getTime (type) {
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if (type === 'start') {
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return new Date().getTime() - 3600 * 1000 * 24 * 90
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} else {
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return new Date(new Date().toDateString())
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}
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}
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/**
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* @param {Function} func
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* @param {number} wait
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* @param {boolean} immediate
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* @return {*}
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*/
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export function debounce (func, wait, immediate) {
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let timeout, args, context, timestamp, result
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const later = function () {
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// 据上一次触发时间间隔
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const last = +new Date() - timestamp
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// 上次被包装函数被调用时间间隔 last 小于设定时间间隔 wait
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if (last < wait && last > 0) {
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timeout = setTimeout(later, wait - last)
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} else {
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timeout = null
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// 如果设定为immediate===true，因为开始边界已经调用过了此处无需调用
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if (!immediate) {
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result = func.apply(context, args)
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if (!timeout) context = args = null
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}
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}
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}
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return function (...args) {
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context = this
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timestamp = +new Date()
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const callNow = immediate && !timeout
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// 如果延时不存在，重新设定延时
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if (!timeout) timeout = setTimeout(later, wait)
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if (callNow) {
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result = func.apply(context, args)
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context = args = null
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}
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return result
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}
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}
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/**
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* This is just a simple version of deep copy
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* Has a lot of edge cases bug
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* If you want to use a perfect deep copy, use lodash's _.cloneDeep
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* @param {Object} source
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* @returns {Object}
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*/
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export function deepClone (source) {
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if (!source && typeof source !== 'object') {
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throw new Error('error arguments', 'deepClone')
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}
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const targetObj = source.constructor === Array ? [] : {}
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Object.keys(source).forEach(keys => {
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if (source[keys] && typeof source[keys] === 'object') {
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targetObj[keys] = deepClone(source[keys])
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} else {
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targetObj[keys] = source[keys]
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}
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})
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return targetObj
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}
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/**
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* @param {Array} arr
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* @returns {Array}
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*/
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export function uniqueArr (arr) {
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return Array.from(new Set(arr))
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}
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/**
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* @returns {string}
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*/
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export function createUniqueString () {
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const timestamp = +new Date() + ''
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const randomNum = parseInt((1 + Math.random()) * 65536) + ''
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return (+(randomNum + timestamp)).toString(32)
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}
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/**
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* Check if an element has a class
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* @param {HTMLElement} ele
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* @param {string} cls
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* @returns {boolean}
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*/
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export function hasClass (ele, cls) {
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return !!ele.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)'))
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}
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/**
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* Add class to element
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* @param {HTMLElement} ele
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* @param {string} cls
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*/
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export function addClass (ele, cls) {
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if (!hasClass(ele, cls)) ele.className += ' ' + cls
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}
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/**
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* Remove class from element
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* @param {HTMLElement} ele
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* @param {string} cls
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*/
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export function removeClass (ele, cls) {
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if (hasClass(ele, cls)) {
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const reg = new RegExp('(\\s|^)' + cls + '(\\s|$)')
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ele.className = ele.className.replace(reg, ' ')
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}
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}
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/**
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* 树形数据转换
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* @param {*} data
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* @param {*} id
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* @param {*} pid
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*/
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export function treeDataTranslate (data, id = 'id', pid = 'parentId') {
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const res = []
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const temp = {}
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for (let i = 0; i < data.length; i++) {
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temp[data[i][id]] = data[i]
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}
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for (let k = 0; k < data.length; k++) {
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if (temp[data[k][pid]] && data[k][id] !== data[k][pid]) {
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if (!temp[data[k][pid]].children) {
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temp[data[k][pid]].children = []
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}
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if (!temp[data[k][pid]]._level) {
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temp[data[k][pid]]._level = 1
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}
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data[k]._level = temp[data[k][pid]]._level + 1
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temp[data[k][pid]].children.push(data[k])
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} else {
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res.push(data[k])
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}
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}
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return res
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}
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/**
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* 获取uuid
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*/
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export function getUUID () {
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return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, c => {
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return (c === 'x' ? (Math.random() * 16 | 0) : ('r&0x3' | '0x8')).toString(16)
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})
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}
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/**
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* 将数组中的parentId列表取出，倒序排列
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* @param {*} data
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* @param {*} id
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* @param {*} val
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*/
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export function idList (data, val, id = 'id') {
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const res = []
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idListFromTree(data, val, res, id)
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return res
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}
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/**
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* @param {*} data
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* @param {*} val
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* @param {*} id
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* @param {*} res
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* @param {*} children
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* @param {*} name
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*/
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// eslint-disable-next-line max-params
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function idListFromTree (data, val, res = [], id = 'id', children = 'children', name = 'name') {
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for (let i = 0; i < data.length; i++) {
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const element = data[i]
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if (element[children]) {
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if (idListFromTree(element[children], val, res, id, children)) {
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res.push({ id: element[id], name: element[name] })
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return true
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}
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}
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if (element[id] === val) {
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res.push({ id: element[id], name: element[name] })
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return true
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}
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}
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}
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// 计算每个sku后面有多少项
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export function getLevels (tree) {
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const level = []
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for (let i = tree.length - 1; i >= 0; i--) {
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if (tree[i + 1] && tree[i + 1].leaf) {
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level[i] = tree[i + 1].leaf.length * level[i + 1] || 1
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} else {
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level[i] = 1
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}
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}
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return level
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}
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/**
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* 笛卡尔积运算
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* @param {[type]} tree
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* @param {Array} stocks
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* @param {Object} options
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* @return {[type]}
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*/
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export function flatten (tree, stocks = [], options) {
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const { optionValue = 'id', optionText = 'text', extraData = {} } = options || {}
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const result = []
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let skuLen = 0
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const stockMap = {} // 记录已存在的stock的数据
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const level = getLevels(tree)
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if (tree.length === 0) return result
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tree.forEach(sku => {
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const { leaf } = sku
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if (!leaf || leaf.length === 0) return true
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skuLen = (skuLen || 1) * leaf.length
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})
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// 根据已有的stocks生成一个map
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stocks.forEach(stock => {
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const { spuSkuAttrValues, ...attr } = stock
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stockMap[spuSkuAttrValues.map(item => `${item.attrId}_${item.attrValueId}`).join('|')] = attr
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})
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for (let i = 0; i < skuLen; i++) {
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const spuSkuAttrValues = []
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const mapKey = []
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tree.forEach((sku, column) => {
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const { leaf } = sku
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let item = {}
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if (!leaf || leaf.length === 0) return true
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if (leaf.length > 1) {
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const row = parseInt(i / level[column], 10) % leaf.length
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item = tree[column].leaf[row]
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} else {
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item = tree[column].leaf[0]
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}
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if (!sku[optionValue] || !item[optionValue]) return
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mapKey.push(`${sku[optionValue]}_${item[optionValue]}`)
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spuSkuAttrValues.push({
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attrId: sku[optionValue], // 属性ID
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attrName: sku[optionText], // 属性名称
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attrValueId: item[optionValue], // 属性值ID
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attrValueName: item[optionText] // 属性值
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})
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})
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const { ...data } = stockMap[mapKey.join('|')] || {}
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// 从map中找出存在的sku并保留其值
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result.push({ ...extraData, ...data, spuSkuAttrValues })
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}
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return result
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}
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/**
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* 清除详情富文本自带样式
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*/
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export function formatHtml (content) {
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content = content.replace(/<img/gi, '<img style="width:100% !important;height:auto !important;margin:0;display:flex;" ')
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content = content.replace(/style="/gi, 'style="max-width:100% !important;table-layout:fixed;word-wrap:break-word;word-break;break-word;')
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// content = content.replace(/\<table/gi, '<table style="table-layout:fixed;word-wrap:break-word;word-break;break-all;" ');
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// content = content.replace(/\<td/gi, '<td cellspacing="0" cellpadding="0" border="0" style="display:block;vertical-align:top;margin: 0px; padding: 0px; border: 0px;outline-width:0px;" ');
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content = content.replace(/width=/gi, 'sss=')
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content = content.replace(/height=/gi, 'sss=')
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content = content.replace(/class=/gi, 'sss=')
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content = content.replace(/ \/\\>/gi, ' style="max-width:100% !important;height:auto !important;margin:0;display:block;" \\/\\>')
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return content
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}
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export function formatPrice (price, type = 0) {
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if (!price) {
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return 0
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}
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Big.DP = 2
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if (type === 0) {
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return +new Big(price).times(100).valueOf()
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}
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return +new Big(price).div(100).valueOf()
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}
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/**
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* 判断用户是否拥有进入路由页面的权限
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* @param {[]} routeList 用户的权限列表
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* @param {[]} pathArray 需要验证的权路由path组成的数组
|
||
* @returns {boolean} 返回true则表示用户拥有权限，false则用户没有权限
|
||
*/
|
||
export function isAuth (routeList, pathArray = []) {
|
||
let flag = false
|
||
for (let i = 0; i < routeList.length; i++) {
|
||
// 当该路由path与数组中的首位相同时，从数组中移除首位数据，并将routeList的children作为参数进行递归
|
||
if (routeList[i].path === pathArray[0]) {
|
||
pathArray.shift()
|
||
// 当pathArray中所有数据都找到对应数据，则跳出循环
|
||
if (pathArray.length > 0) {
|
||
if (routeList[i].children && routeList[i].children.length > 0) {
|
||
flag = isAuth(routeList[i].children, pathArray, false)
|
||
}
|
||
} else {
|
||
flag = true
|
||
break
|
||
}
|
||
}
|
||
}
|
||
return flag
|
||
}
|
||
|
||
/**
|
||
* reactive数组响应式赋值
|
||
* @param arr
|
||
* @param data
|
||
*/
|
||
export function handleArr (arr, data) {
|
||
arr.length = 0
|
||
arr.push(...data)
|
||
}
|
||
|
||
/**
|
||
* 添加图片域名
|
||
* @param path 获取到的文件路径
|
||
*/
|
||
export function addDomain (path) {
|
||
if (path === '') return ''
|
||
const resourcesUrl = import.meta.env.VITE_APP_RESOURCES_URL
|
||
// 适配el-image 图片组件预览功能
|
||
if (path && typeof path === 'object') {
|
||
// eslint-disable-next-line no-return-assign
|
||
return path.map(el => el = addDomain(el))
|
||
} else {
|
||
if (path && path.indexOf('http') === -1) {
|
||
return resourcesUrl + path
|
||
} else {
|
||
return path
|
||
}
|
||
}
|
||
}
|